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Frequently Asked Questions
  

Glossary/Acronyms

Select a letter from the list below to view glossary terms, acronyms/abbreviations, chemicals, and units of measure.

1 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
AADT
Abiotic
AC
Acceleration (peak horizontal)
Access roads
Acid deposition
Active Management Areas (AMAs)
Active volcano
Acute
Adequate Water Supply Program
Adverse environmental impacts
AERMOD
Affected Environment
Aftershocks
Aggregate
Agricultural fires
Air pollutant
Air quality
Air Quality Control Region (AQCR)
Air quality standards
Albedo (effects)
Aliquot (parts)
Alkali
Alkali sink
All-American Canal
All-American Roads
Allotment
Alluvial
Alluvial fan
Alluvial flats
Alluvial plains
Alluvial valley
Alluvian fan terrace
Alluvium
Alpine
Alpine tundra
Alquist-Priolo Earthquake Fault Zoning Act
Alternating current (AC)
Alternative
Ambient air
Ambient Air Quality Standards
American Indian Religious Freedom Act of 1978 (AIRFA)
Amphibian
Andesite
Angle of view
Animal unit
Animal Unit Month (AUM)
Anthropogenic emissions
Anthropomorphic
Anthropomorphism
Application for Certification (AFC)
Appropriate Management Level (AML)
Appropriation Doctrine
Appropriations
Aquaculture
Aquatic biota
Aquatic ecosystem
Aquatic habitats
Aquatic opportunists
Aquifer
Aquifer-basin-fill
Aquifer-carbonate rock
Aquifer-confined
Aquifer-unconfined
Aquifer-volcanic rock
Arable lands
Archaeological site
Arctic tundra
Area of Potential Effect (APE)
Area sources (emissions)
Areas of Critical Environmental Concern (ACECs)
Arid
Arizona Water Banking Authority (AWBA)
Arrays
Arroyo
Artesian water (artesian pressure)
Artifact
Atlatl
Atmosphere
Atmospheric absorption
Attainment
Attenuation
Augmentation Plan
Augmentation water
Average Annual Daily Traffic (AADT)